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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 64 (Power Door Lock System And Release Systems) >> Diagnostic Information and Procedures >> Exterior Door Handle Switch Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition On/Vehicle in Service Mode.
  2. B27D Door Handle Switch - Driver Exterior Not Pressed. Verify the scan tool parameter: Exterior Driver Door Handle Switch = Inactive
    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  3. B27P Door Handle Switch - Passenger Exterior Not Pressed. Verify the scan tool parameter: Exterior Passenger Door Handle Switch = Inactive
    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  4. Operate the component: B27D Door Handle Switch - Driver Exterior - Pressed

    Verify the scan tool parameter: Exterior Driver Door Handle Switch = Active

    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  5. Operate the component: B27P Door Handle Switch - Passenger Exterior - Pressed

    Verify the scan tool parameter: Exterior Passenger Door Handle Switch = Active

    • If not the specified state 

      Refer to: Circuit/System Testing

    • If the specified state 
  6. All OK.
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